312 lines
10 KiB
JavaScript
312 lines
10 KiB
JavaScript
let __elementIndex = 0;
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function generateId(envelopeId, receiverId, annotationType) {
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return `${envelopeId}#${receiverId}#${__elementIndex++}#${annotationType}`;
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}
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async function createAnnotations(document, envelopeId, receiverId) {
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const signatures = [];
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for (let element of document.elements) {
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const annotParams = await getAnnotationParams(element.left, element.top);
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const page = element.page - 1
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//#region signatures
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const id = generateId(envelopeId, receiverId, 'signature');
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const annotation = new PSPDFKit.Annotations.WidgetAnnotation({
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id: id,
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pageIndex: page,
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formFieldName: id,
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backgroundColor: PSPDFKit.Color.LIGHT_YELLOW,
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blendMode: 'normal',
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boundingBox: new PSPDFKit.Geometry.Rect(annotParams.signature),
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})
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const formField = new PSPDFKit.FormFields.SignatureFormField({
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name: id,
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annotationIds: PSPDFKit.Immutable.List([annotation.id]),
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})
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//#endregion
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//#region position
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const id_position = generateId(envelopeId, receiverId, 'position');
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const annotation_position = new PSPDFKit.Annotations.WidgetAnnotation({
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id: id_position,
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pageIndex: page,
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formFieldName: id_position,
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backgroundColor: PSPDFKit.Color.DarkBlue,
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blendMode: 'normal',
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boundingBox: new PSPDFKit.Geometry.Rect(annotParams.position),
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fontSize: 8
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})
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const formFieldPosition = new PSPDFKit.FormFields.TextFormField({
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name: id_position,
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annotationIds: PSPDFKit.Immutable.List([annotation_position.id]),
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value: "",
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readOnly: false
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})
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//#endregion
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//#region city
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const id_city = generateId(envelopeId, receiverId, 'city');
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const annotation_city = new PSPDFKit.Annotations.WidgetAnnotation({
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id: id_city,
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pageIndex: page,
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formFieldName: id_city,
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backgroundColor: PSPDFKit.Color.DarkBlue,
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blendMode: 'normal',
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boundingBox: new PSPDFKit.Geometry.Rect(annotParams.city),
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fontSize: 8
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})
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const formFieldCity = new PSPDFKit.FormFields.TextFormField({
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name: id_city,
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annotationIds: PSPDFKit.Immutable.List([annotation_city.id]),
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value: "",
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readOnly: false
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})
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//#endregion
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//#region date
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const id_date = generateId(envelopeId, receiverId, 'date');
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const annotation_date = new PSPDFKit.Annotations.WidgetAnnotation({
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id: id_date,
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pageIndex: page,
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formFieldName: id_date,
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backgroundColor: PSPDFKit.Color.DarkBlue,
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blendMode: 'normal',
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boundingBox: new PSPDFKit.Geometry.Rect(annotParams.date),
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fontSize: 8,
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backgroundColor: PSPDFKit.Color.TRANSPARENT,
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fontColor: PSPDFKit.Color.Black,
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isBold: true,
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required: true
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})
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const formFieldDate = new PSPDFKit.FormFields.TextFormField({
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name: id_date,
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annotationIds: PSPDFKit.Immutable.List([annotation_date.id]),
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value: detailedCurrentDate(),
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readOnly: true
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})
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//#endregion
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this.markFieldAsRequired(formFieldCity);
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this.markFieldAsCity(formFieldCity);
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//#region date label
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const id_date_label = generateId(envelopeId, receiverId, 'date_label');
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const annotation_date_label = new PSPDFKit.Annotations.WidgetAnnotation({
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id: id_date_label,
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pageIndex: page,
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formFieldName: id_date_label,
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blendMode: 'normal',
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boundingBox: new PSPDFKit.Geometry.Rect(annotParams.datelabel),
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fontSize: 8,
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backgroundColor: PSPDFKit.Color.TRANSPARENT,
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fontColor: PSPDFKit.Color.Black,
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isBold: true,
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required: true
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})
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const formFieldDateLabel = new PSPDFKit.FormFields.TextFormField({
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name: id_date_label,
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annotationIds: PSPDFKit.Immutable.List([annotation_date_label.id]),
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value: "Date",
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readOnly: true
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})
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//#endregion
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//#region city label
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const id_city_label = generateId(envelopeId, receiverId, 'city_label');
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const annotation_city_label = new PSPDFKit.Annotations.WidgetAnnotation({
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id: id_city_label,
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pageIndex: page,
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formFieldName: id_city_label,
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blendMode: 'normal',
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boundingBox: new PSPDFKit.Geometry.Rect(annotParams.citylabel),
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fontSize: 8,
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backgroundColor: PSPDFKit.Color.TRANSPARENT,
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fontColor: PSPDFKit.Color.Black,
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isBold: true,
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})
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const formFieldCityLabel = new PSPDFKit.FormFields.TextFormField({
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name: id_city_label,
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annotationIds: PSPDFKit.Immutable.List([annotation_city_label.id]),
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value: "Ort",
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readOnly: true,
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color: PSPDFKit.Color.BLACK
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})
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//#endregion
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//#region position label
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const id_position_label = generateId(envelopeId, receiverId, 'position_label');
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const annotation_position_label = new PSPDFKit.Annotations.WidgetAnnotation({
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id: id_position_label,
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pageIndex: page,
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formFieldName: id_position_label,
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blendMode: 'normal',
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boundingBox: new PSPDFKit.Geometry.Rect(annotParams.positionlabel),
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fontSize: 8,
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backgroundColor: PSPDFKit.Color.TRANSPARENT,
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fontColor: PSPDFKit.Color.Black,
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isBold: true,
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})
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const formFieldPositionLabel = new PSPDFKit.FormFields.TextFormField({
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name: id_position_label,
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annotationIds: PSPDFKit.Immutable.List([annotation_position_label.id]),
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value: "Position",
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readOnly: true
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})
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//#endregion
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signatures.push(annotation)
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signatures.push(formField)
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signatures.push(annotation_date)
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signatures.push(formFieldDate)
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signatures.push(annotation_city)
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signatures.push(formFieldCity)
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signatures.push(annotation_position)
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signatures.push(formFieldPosition)
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signatures.push(annotation_date_label)
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signatures.push(formFieldDateLabel)
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signatures.push(annotation_city_label)
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signatures.push(formFieldCityLabel)
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signatures.push(annotation_position_label)
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signatures.push(formFieldPositionLabel)
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}
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return signatures;
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}
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async function getAnnotations(instance) {
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const array = await Promise.all(
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Array.from({ length: instance.totalPageCount }).map((_, pageIndex) =>
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instance.getAnnotations(pageIndex)
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)
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)
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return array.flatMap((annotations) =>
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annotations.reduce((acc, annotation) => acc.concat(annotation), [])
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)
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}
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async function deleteAnnotations(instance) {
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const allAnnotations = await getAnnotations(instance)
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const pageAnnotations = allAnnotations.filter(isSignature)
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//deleting all Annotations
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return await instance.delete(pageAnnotations)
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}
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async function validateAnnotations(instance) {
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const allAnnotations = await getAnnotations(instance)
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const pageAnnotations = allAnnotations
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.map((annotation) => {
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return annotation
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})
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return true
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}
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function isSignature(annotation) {
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return !!annotation.isSignature || annotation.description == 'FRAME'
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}
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function createImageAnnotation(boundingBox, pageIndex, imageAttachmentId, envelopeId, receiverId, annotationType) {
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const frameAnnotation = new PSPDFKit.Annotations.ImageAnnotation({
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id: generateId(envelopeId, receiverId, annotationType),
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pageIndex: pageIndex,
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isSignature: false,
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readOnly: true,
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locked: true,
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lockedContents: true,
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contentType: 'image/png',
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imageAttachmentId,
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description: 'FRAME',
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boundingBox: boundingBox,
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})
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return frameAnnotation
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}
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async function createAnnotationFrameBlob(receiverName, receiverSignature, timestamp, width, height) {
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Comp.SignatureProgress.SignedCount += 1;
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const canvas = document.createElement('canvas')
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const scale = 4
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const fontSize = 10
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canvas.width = width * scale
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canvas.height = height * scale
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const ctx = canvas.getContext('2d')
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// This supposedly makes the lines and text less blurry
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// See: https://stackoverflow.com/questions/8696631/canvas-drawings-like-lines-are-blurry
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ctx.translate(0.5, 0.5)
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// This also should make the lines and text less blurry
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ctx.textRendering = "geometricPrecision"
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const date = timestamp
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const dateString = date.toLocaleString('de-DE')
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const signatureLength = 100 * scale
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const signatureString = receiverSignature.substring(0, 15) + "…"
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ctx.beginPath()
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ctx.moveTo(30 * scale, 10 * scale)
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ctx.lineTo(signatureLength, 10 * scale)
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ctx.moveTo(30 * scale, 10 * scale)
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ctx.arcTo(10 * scale, 10 * scale, 10 * scale, 30 * scale, 20 * scale)
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ctx.moveTo(10 * scale, 30 * scale)
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ctx.arcTo(10 * scale, 50 * scale, 30 * scale, 50 * scale, 20 * scale)
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ctx.moveTo(30 * scale, 50 * scale)
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ctx.lineTo(signatureLength, 50 * scale)
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ctx.strokeStyle = 'darkblue'
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ctx.stroke()
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ctx.fillStyle = 'black'
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ctx.font = `${fontSize * scale}px sans-serif`
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ctx.fillText('Signed by', 15 * scale, 10 * scale)
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ctx.fillText(receiverName, 15 * scale, 60 * scale)
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ctx.fillText(signatureString, 15 * scale, 70 * scale)
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return new Promise((resolve) => {
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canvas.toBlob((blob) => {
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const url = URL.createObjectURL(blob)
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resolve(url)
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})
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})
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}
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//required
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requiredFieldNames = new Array()
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function markFieldAsRequired(formField) {
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requiredFieldNames.push(formField.name)
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}
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function isFieldRequired(formField) {
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return requiredFieldNames.includes(formField.name)
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}
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//city
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cityFieldNames = new Array()
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function markFieldAsCity(formField) {
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cityFieldNames.push(formField.name)
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}
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function isCityField(formField) {
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return cityFieldNames.includes(formField.name)
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} |